21955948

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21193}}^1$

素因数の和:21241

約数の個数: 24

約数和(自身を含む): 45100832

約数和(自身を除く): 23144884

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 21193, 42386, 84772, 148351, 296702, 593404, 784141, 1568282, 3136564, 5488987, 10977974, 21955948]

約数ペア:

[(1, 21955948), (2, 10977974), (4, 5488987), (7, 3136564), (14, 1568282), (28, 784141), (37, 593404), (74, 296702), (148, 148351), (259, 84772), (518, 42386), (1036, 21193)]